Dotta vs LocalBrain AI
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
Dotta
This AI assistant offers voice-activated interaction for easy access to advanced technology. Users can ask thousands of questions with a simple credit top-up, avoiding subscriptions. It's designed for all skill levels.
- AI-powered assistance
- Voice interaction
- Simple button interface
- Credit top-up system
- No subscriptions required
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Dotta allows everyone to use one of the best artificial intelligences with simple buttons suitable for every level of expertise. Voice interaction makes it easy and effective to bring everyone closer to these new technologies. With a small credit top-up, and without subscriptions, you can ask thousands of questions.
LocalBrain AI
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LocalBrain AI helps you organize articles, documents, recordings and ideas into a personal knowledge base. Record or import audio and local videos in a dedicated Recordings & Transcripts tab. Audio shared from other apps opens there directly. Transcribe on your device with Whisper, listen while editing, save your changes and follow the currently playing paragraph. AI selects highlights as direct transcript excerpts with playback timestamps. Recordings and transcripts remain saved in this workspace. You can also add their content to your knowledge base through an explicit action. Chat separately, browse saved source categories and related topics, and ask questions about your knowledge base. Translate conversations using text and voice; voice availability depends on your device, language and downloaded models. AI inference runs on device. Initial model downloads, web search and external links require internet access. Supported local features work offline after model setup. Transcription, correction and translation can contain errors; review important details. Pro costs NT$90 for one calendar month or NT$990 for one calendar year. Access expires unless you choose to purchase again; there are no automatic charges. Free includes 10 chat questions and 5 text or voice translations per day, and transcription up to 10 minutes per file. Pro removes those paid limits while active; device and source limits still apply. Existing lifetime and early paid users keep permanent Pro; existing lifetime Family Sharing is preserved. App Store pricing and availability apply. Text, PDF and image knowledge imports have no paid quantity limit.
Screenshots
Verdict
The clearest difference is iOS requirement: Dotta at 17.0 against LocalBrain AI's 26.0. On price, update cadence, ads and in-app purchases there is nothing between them.
Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS
Both are free to download. Dotta sells 1 one-off in-app purchase and LocalBrain AI sells 3 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.
Both ship on a similar rhythm, roughly weekly. The most recent releases landed on November 4, 2026 and October 29, 2026 respectively.
| Parameter | Dotta | LocalBrain AI |
|---|---|---|
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | β |
| Update frequency | Weekly | Weekly |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | β |
| Devices | iPhone, iPad β better | iPhone |
| Requires iOS | 17.0 β better | 26.0 |
| Further details β not scored | ||
| Size | 3 MB | 44 MB |
| Age rating | 4+ | 17+ |
| Developer | Perma Evidence SA | YI-HONG Lin |
In-app purchases
Dotta
- up to 5000 questions $5+VAT$4.99
LocalBrain AI
- LocalBrain Pro 1 Month$2.99
- LocalBrain Pro$19.99
- LocalBrain Pro 1 Year$29.99









